(1968). Current problems of lower vertebrae phylogeny: Proceedings of the Fourth Nobel Symposium, held in June 1967 at the Swedish Museum of Natural History (Naturhistoriska Riksmuseet) in Stockholm. Almqvist & Wiksell [u.a.].
Chicago-Zitierstil (17. Ausg.)Current Problems of Lower Vertebrae Phylogeny: Proceedings of the Fourth Nobel Symposium, Held in June 1967 at the Swedish Museum of Natural History (Naturhistoriska Riksmuseet) in Stockholm. Stockholm: Almqvist & Wiksell [u.a.], 1968.
MLA-Zitierstil (9. Ausg.)Current Problems of Lower Vertebrae Phylogeny: Proceedings of the Fourth Nobel Symposium, Held in June 1967 at the Swedish Museum of Natural History (Naturhistoriska Riksmuseet) in Stockholm. Almqvist & Wiksell [u.a.], 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.